Never tried it, but there's an adapter you used to be able to get from UD that would hold the card and allow it to be played in a CD player. Might be cool to try, but I think you'd have to punch that center piece out of the card for it to work. Probably wouldn't grade so well after that.

Never tried it, but there's an adapter you used to be able to get from UD that would hold the card and allow it to be played in a CD player. Might be cool to try, but I think you'd have to punch that center piece out of the card for it to work. Probably wouldn't grade so well after that.